Directions: In the following items, two sentences are given. You are required to identify the option that most appropriately combines both the sentences into one sentence, and mark your response accordingly.
He was adamant to undertake the journey to the hills. He had promised to visit his school.
1
He was adamant to undertake the journey to the hills for he had promised to visit his school.
2
He was adamant to undertake the journey to the hills even he had promised to visit his school.
3
He was adamant to undertake the journey to the hills if he had promised to visit his school.
4
He was adamant to undertake the journey to the hills forever he had promised to visit his school.